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Finding the Fourth Proportional to 93,703.24, 140,601.04 and 43,786.78

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Solution

The fourth proportional to 93,703.24, 140,601.04 and 43,786.78 is: 65,701.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,703.24 : 140,601.04 = 43,786.78 : x
  2. Step 2: Convert to fraction form
    93,703.24/140,601.04 = 43,786.78/x
  3. Step 3: Cross multiply
    93,703.24x = 140,601.04 × 43,786.78
  4. Step 4: Simplify right side
    93,703.24x = 6,156,466,806.25
  5. Step 5: Solve for x
    x = 6,156,466,806.25/93,703.24
  6. Step 6: Final answer
    x = 65,701.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.